$textHeight: 90rpx;
$padding30: 15px;
$backGF: #fff;
$paddingT: 15px;
$marginT: 15px;
$marginT1: 10px;
.backF{background-color: #FFFFFF;}
.fl{float: left;}
.fr{float: right;}
.paddingT{padding-top: 12px;}
.marginT{margin-top: 12px;}
.start{color: red;}
// 容器实例化：
@mixin div($w, $h) {
	width: $w;
	height: $h;
	line-height: $h;
	box-sizing: border-box;
	padding: 0 12px;
}
@mixin initDiv($w, $h) {
	width: $w;
	height: $h;
	line-height: $h;
	box-sizing: border-box;
	padding: 0 12px;
}
@mixin divH ($h) {
	height: $h;
	line-height: $h;
}
@mixin iconBox($w, $h, $bgC, $color, $size) {
	width: $w;
	text-align: center;
	height: $h;
	line-height: $h;
	background-color: $bgC;
	color: $color;
	border-radius: 50%;
	font-size: $size;
}
//固定定位：
@mixin posFixedBtm() {
	position: fixed;
	left: 0;
	bottom: 0;
}